Lee Williams

Part of Duke Energy Corp., Associated Natural Gas Corp. is a company that specializes in energy resource development and is a holding company. The company is based in Houston, TX. Associated Natural Gas was acquired by PanEnergy Corp. on December 16, 1994 for $591 million.

Colorado Interstate Gas Co. LLC engages in interstate transportation, storage, and processing of natural gas. The company was founded on June 08, 1927 and is headquartered in Houston, TX.

Kerr-McGee Corp. is an energy and inorganic chemical. It subsidiaries, joint ventures and other affiliates have operations throughout the world. The company core business, which include exploration, production of oil and gas resources. It was founded in 1929 and is headquartered Oklahoma City, Ok

Part of CMS Energy Corp., Continental Natural Gas, Inc. is a company that transports and markets natural gas. The company is based in Tulsa, OK. Continental Natural Gas was acquired by CMS Energy Corp. on October 16, 1998 for $66.63 million.

Occidental Oil & Gas Holding Corp. explores oil and gas. The company is located in Los Angeles, CA.

Tronox Ltd. engages in the manufacture of titanium dioxide pigment. It operates titanium-bearing mineral sand mines and accompanying beneficiation and smelting operations in Australia and South Africa to produce feedstock materials that can then be used in the manufacturing process for its titanium dioxide pigment products. It also offers zircon and pig iron. The company was founded on September 21, 2011 and is headquartered in Stamford, CT.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

Northern Natural Gas Co. operates an interstate natural gas pipeline. It provides natural gas transportation and storage services to utilities and end-use customers. It also offers cross-haul and grid transportation between other interstate and intrastate pipelines. The company was founded in 1930 and is headquartered in Omaha, NE.

KrisEnergy (Song Hong 105) Ltd. engages in the exploration of petroleum and natural gas. It supplies petroleum through retail distributors. The company is headquartered in Ho Chi Minh City, Vietnam.

Continuum Energy Services LLC provides commercial gas logistics and consumer natural gas services. It owns and operates gathering, processing, treating, compression and transportation assets for natural gas, crude oil and natural gas liquids. The company also provides post-production services, including well connects, gas marketing, contract negotiation, scheduling, imbalance management, risk management, accounting and distribution to producers. The firm offers services ranging from well head negotiations, revenue and production tax distribution, hedging and supply balancing. The company serves producers, retailers and residential customers in the United States. Continuum Energy Services was founded by Robert B. Rosene Jr. and Kent Dunbaron on July 20, 1998 and is headquartered in Tulsa, OK.

Part of Gulf Energy Development Public Co. Ltd., Gulf Energy Development LLC is a company that provides natural gas pipeline transportation services. The company is based in Schuyler, NE. The company was founded by Ken Snyder.

Part of Valeura Energy, Inc., KrisEnergy International (Thailand) Holdings Ltd. provides offshore services. KrisEnergy International (Thailand) Holdings was acquired by Valeura Energy, Inc. from KrisEnergy Ltd. on June 15, 2022 for $0.29 million.

Part of Baker Hughes Co., Baker Hughes Centrilift is a company that manufactures and distributes submersible oil pumps. The company is based in Midland, TX.

Iron Horse Coiled Tubing, Inc. provides oilfield services. It specializes on coiled tubing fracturing. The firm offers coiled tubing fracturing treatments across a range of wells, including shallow gas to horizontal oil, for producers with industry leading recycle ratios. The company was founded on June 16, 2010 and is headquartered in Redcliff, Canada.

Vesta, Inc. manufactures medical equipments. It provides silicone molding, precision silicone and thermoplastic extruded tubing, assemblies and secondary operations within ISO-certified facilities. The firm leverages its expertise in quality standards, product design, and material selection, and infuses value throughout every stage of the product life cycle. The company was founded in 1972 and is headquartered in Franklin, WI.

ESCO Corp. manufactures engineered metal components. It offers lip and tooth systems for hydraulic machines, buckets, truck bodies, underground mining drums, crusher parts and scrap recycling hammers. The company was founded by Charles Frederick Swigert on July 13, 1913 and is headquartered in Portland, OR.

Part of KrisEnergy Ltd., KrisEnergy (Gulf of Thailand) Ltd. is a company that provides oil and gas exploration services. The company is based in Bangkok, Thailand.

Enable Oklahoma Intrastate Transmission LLC engages in provision of natural gas transportation and storage services. It offers pipeline, gathering and processing services and commercial opportunities. It accumulates gas supplies for its local markets, intrastate and interstate pipeline connections. The company was founded in 2008 and is headquartered in Oklahoma City, OK.